If youve been working out on a regular basis, you already know that the harder you work the more your heart rate goes up. You can use your heart rate as a guide to determine if you are working at a safe intensity level in any aerobic activity. Its important to target your workout so that your heart is working at 55 percent to 85 percent of its maximum ability; this range is referred to as your submaximal range or target heart rate zone.

When treadmill walking becomes boring or tedious, incline or sprint intervals can add variety and boost the intensity of your workout. Increasing intensity for just a few minutes at regular intervals can help you gain more from...

Stamina is your bodys ability to sustain extended periods of physical activity. Extended periods can refer to several days of low-intensity exercise or minutes of high intensity exertion. Unhealthy lifestyle choices decr...

Creatine phosphokinase tests are used to measure trauma to the muscles, including the heart. Abnormal levels may signify heart disease, severe injury or stress, or may be used to verify that a heart attack is occurring. Your di...

...d, recovery, progression, reversibility and specificity. The principle of specificity is especially important if you are exercising to achieve a particular goal such as increased strength or improved aerobic fitness.

...ses is referred to as oxygen consumption or VO2, or volume of oxygen. As your intensity of exercise increases, VO2 rises and eventually reaches its peak value, known as V02max. VO2max, also known as aerobic capacity, is the...

...ill or use the elliptical machine, and wonder which is the best exercise. There is no simple answer because many factors come into play, largely dependent on your fitness goals. Figuring out the best aerobic exercise for you...

Any exercise routine you plan to make part of your week should include a healthy balance of both aerobic exercise and strength training. In fact, part of the 150 minutes of weekly aerobic exercise recommended by the U.S. Center...

...ding to the U.S. Centers for Disease Control and Prevention, or CDC, over 60 percent of U.S. adults don't get enough exercise. The agency suggests performing at least 30 minutes of moderately intense aerobic exercise, such a...

Anaerobic exercises may last only two minutes or less, but this type of workout actually burns more calories than aerobic exercise. Unlike aerobic exercise, anaerobic exercise burns a higher percentage of calories from glycogen...

See the rest here:
Aerobics - LIVESTRONG.COM - Lose Weight & Get Fit with ...